Five and a half years after Fukushima, 3 of Japanï¿½s 54 nuclear reactors are operating

Since the accident at Fukushima Daiichi in March 2011 and the subsequent shutdown of nuclear reactors in Japan, five reactors have received approval to restart operations under the new safety standards imposed by Japan’s Nuclear Regulation Authority (NRA). Only three of those reactors are currently operating.
Source: Today In Energy